In this May 4, 2014 photo, the Pfizer logo is displayed on the exterior of a former Pfizer factory in the Brooklyn borough of New York. Pfizer says it does not intend to make a takeover offer for British drugmaker AstraZeneca. The Monday, May 26, 2014 announcement comes a week after AstraZeneca's board rejected a proposed $119 billion buyout offer from Pfizer, the world's second-biggest drugmaker by revenue. (AP Photo/Mark Lennihan, File)
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